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| | Hello. im a student working in C++ and im fairly new to both C++ and i guess this community.(i was reccomended to come here if i had problems) im just doing some simple exercises or s it seemed. here is the question. Write a C++ program with a case structure. … |
| | hi ive developed a code to sort 3 numbers and pick out the middle one. the numbers are distinct. #include<iostream> using namespace std; int main( ) { int X, Y, Z; cout<<"please 1st number "; cin>>X; cout<<"please 2nd number "; cin>>Y; cout<<"please 3rd number "; cin>>Z; if (Z>X>Y) (Y>X>Z) cout<<"this … |
| | I am porting software from a VS compiled program to my Mac. In this code, __m128's are used ALOT. An example of this error would be: Projector.cpp:1014: error: request for member ‘m128_f32’ in ‘v4Max.Vector4::fVector[2]’, which is of non-class type ‘float __vector__’ I have included both xmmintrin.h and emmintrin.h, but the … |
| | Hey there everyone, I'm working in windows, writing a python program which runs various programs through command line and pipes the outputs of one into the next program. All the programs accept all instructions in one line then run. I've been using the os.system command to run these. One program … |
| | So I created this nice PushButton that has a popmenu. Unlike QToolButton, it does not allow me to hide()/show() the button which I find frustrating. I want to be able to hide/destroy this button while the application is in a certain mode and then show/create it in another. How do …  |
| | Hello I have seen the following method syntax and I am trying to understand how this works/or doesn't: public class MyClass { public MyClass(); public MyClass(string param); } There is no implementation of the methods (constructors) and class is not declared virtual either... Is this something new in C# 3.0 … |
| | Hey, im new to the forum. I can code simple programs easily, like I coded a random maze generator with some help. But I was wondering if someone could teach me how to make the source for the practice and explain to me why you coded it that way. Write … |
| | Hi everyone,i am seeking your help. I am trying to program the PIC 16f877 microcontroller to accept multiple analog inputs and give readouts on the 7-seg display. the conversion is of a 10 bit resolution. my problems are that i cannot seem to get the pic to correctly display the … |
| | Hi there, I'm trying to get the root directory of my site... But I don't want to edit the dots with slashes every time I make a new page in a directory inside another directory.. Any ideas? Here's an example tree :-) -/ -/stuff --/stuff/lol.php -/lolwut --/lolwut/cake.php --/lolwut/pie.php |
| | [CODE] #include <stdio.h> #include <unistd.h> int main() { while(1) { fprintf(stdout,"hello-out"); fprintf(stderr,"hello-err"); sleep(1); } return 0; } [/CODE] why is that i am getting heelo-err instead of hello-out  |
| | hi, i have applied sha1 encryption to my update password page for users and it is encypting into the database fine. however i have a script that should at login check the encrypted sha1 password in the database and login however it does not work. i am not great with … |
| | In C++ the ternary operator below will return 1. [CODE] true ? 0 : 1 [/CODE] In C# it will return 0. If the following is written in C++ [CODE] int x = ((a < b) ? 1 : ((a > b) ? -1 : 0)); [/CODE] what the heck … |
| | Hello everyone! First of all thanks to all who helped in the past on my c++ problems, but now I need help with some php. I'm trying to search the beginning of a string for the http:// string but am having trouble with it. I can find the string inside … |
| | I cant get this program to work I can get it to read in the file and enter the winning numbers but it just ends after it. the program is supposed to take in a file (input.txt) and make it into a list of structs with peoples names and lotto … |
| | Help: This is my first time on this site , and I have this assignment i been working on and i'm lost someone please help Here is the problem : 1.) A government research lab has concluded that certain chemicals commonly used in foods will cause death in laboratory mice. …  |
| | Can I get some assistance with the T SQL syntax required to use the contents of this combo box in a pass thru query in order to improve performance response time over the LAN [CODE] [Forms]![WELCOME]![FILTER_BUILDER].[Form]![Combo28] [/CODE] Apparently TSQL doesn't like the "!" from Access: [CODE] SELECT dbo_A_VIEW_LOWEST_LEVEL.contract, dbo_A_VIEW_LOWEST_LEVEL.[Profit Center … |
| | I am planning to develop a graphical project for my final year..Which tech should i choose? Microsoft Silverlight,Macromedia flash,Macromedia Shockwave,ajax etc, which of these is simple,scalable and platform independent?which combination of frontend and backend will be the best? |
| | First of all, forgive my lack of knowledge, I am fairly new to programming but I have a high level of interest in the subject. We were working on a bit of code in class yesterday and we even stumped our teacher, who then took most of the class trying …  |
 | Hello friends, I have a small problem, I need to check if the database connection is still open. Here is my code... [CODE=csharp] try { // new connection // connection open // other code // close the connection } catch (Exception ex) { // handling exception } finally { // … |
| | Does anyone know how one would go about creating a "custom" file type? (Such as Macromedia Flash's .swf.. or quicktime's .mov) Also.. once I have created a custom file type... how would I make sure that my file is always associated with a given icon (that I will create).. and … |
| | Im a beginner level programmer in C and want to know how can I use malloc or calloc functions for dynamic memory allocation without typecasting...? |
| | Hello Everyone , I'am new to OOP and QT and i'm trying to write a simple chat program (client , server) with winsockets. I Have an error which i don't seem to understand : this is my code so far : [CODE] #include "pmessenger.h" #include "ui_pmessenger.h" #include <QMessageBox> #include <winsock2.h> …  |
| | HI I am trying to pass a value from dropdown list on onchange event fo the dropdown in a jsp page through AJAX to servlet. The servlet then returns the value back to the jsp page and displays it in dropdown list. the problem I am facing is that the … |
| | HI All, My name is s0ur and I am not a programmer. Isn't that the first step to recovery? I am hoping that the experts can help a noob. I am trying to write a python script that will run on windows login. it should do the following: 1) ping … |
| | Hi, I have a problem. i want to show the [B]current date and time[/B] in my tables of the database. I want to show it because i want to show it on my report generated in php. By the way i [B]do not[/B] have a "date" field in my form. … |
| | Hello i got a text based game running atm and i want to develop an app for it on android. I have created the interface and the login pages and all the pages i need . i have even created a database for it. but i want to link my … |
| | hey i have a datagridview and i am validating 3 columns, the user has to enter data in to those 3 columns, [CODE] else if ((!string.IsNullOrEmpty(dgvActions.Rows[dgvAAddR - 1].Cells[0].Value.ToString())) && (!string.IsNullOrEmpty(dgvActions.Rows[dgvAAddR - 1].Cells[1].Value.ToString())) && (!string.IsNullOrEmpty(dgvActions.Rows[dgvAAddR - 1].Cells[2].Value.ToString()))) [/CODE] when the user hasn't entered any value in one of this cells there … |
| | Ok back again. lol I just purchased a new hosting provider and was trying to transfer my database over to my new site. I exported the tables using Navicat and "tab" as the delimiter. I have three tables and they all saved as text files and look fine when I … |
| | Hi I have 2 tables say A and B. Table A has EmpID, First Name and Last Name. Table has Award Recipient, Award Presenter ID(EmpID format). I want to write a select query where I want to fetch First and Last name of the Award Presenter from table A based … |
| | Hi there, I am a Microsoft Word developer and I sell Microsoft Office solutions, to companies. I am beginning to be concerned that my solutions are being copied - which is fairly easy. I am hoping someone can give me some advice about the best way to do this. I … |
| | Has anyone tried (or heard about) this website's tutorials? I want a good tutorial on openGL for my computer graphics subject's project. Does it really worth 70$?! there is a demo available here: [url]http://www.gametutorials.com/gtstore/Download/Demos/GT_Demo.zip[/url] |
| | I have two classes and one of them is inherited from the other class. Class Person - used to store first name and last name of a person. The data members are protected. Class Candidate - used to store votes of an election, and this is inherited from Person class …  |
| | Hi, Please let me know whats wrong with syntax of the following query, its written in MS Access format: Select count(*) from [Demographics/Job Data Table] D1 WHERE EXISTS (Select (*) from [Demographics/Job Data Table] D2 where [D2].[Supervisor ID] = [D1].[Employee #] and [D2].[Termination]=Yes) I am getting a syntax error message … |
| | I'm using Visual Basic Express 2008 to create an interface with a order database in MS Access 2007 (.accdb file). Everything is fully functional except updating the "Inventory" table is very slow. Updating around 2200 items takes almost 2 minutes and the window will appear as "not responding" for the … |
| | I wanted to share my little xml transformer tool that gets xml and xsl input visually and outputs the transformation in a third textbox again visually. i will attach the project so anyone can use it on the fly. i kind of combined the two code snippets from the following … |
| | Take a look at this program. [CODE] #include <iostream> using namespace std; struct Node { int data; Node* link; Node() { data = 0; link = NULL; } }; void destroy(Node* &p) { Node* pre; while(p !=NULL) { pre = p; p = p->link; delete pre; // When running for … |
| | Hi everybody, I'm currently studying for a HND in Interactive Media Design and our current assignment is a Self Managed Learning Plan based on a technology/language of our choosing. For my SMLP I have chosen to learn about the application of PHP within the Interactive Media/WebDesign industry. As there are …  |
| | Hi there, I'm new to the forum so please be kind :) I've created a class called node that has a standard constructor and an overload that uses an int as an argument. [code=c]class node { public: node(void); node(int inputs); ... };[/code] I can create an dynamic array of nodes …  |
| | I'm trying to develop a web application for a system consisting of several hardware devices, which will connect to a specific IP and port of a server to send some measuring data (plain text). This data will be stored in a SQL Server database in the server. Then, the users … |
| | Here's a simple integer array. [CODE] int[] intArray = new int[5]; [/CODE] Now I make the first element equal to a variable. [CODE] a = 10; intArray[0] = a; [/CODE] How can I change the variable so the array automatically updates without using referring to the array? E.g. [CODE] a …  |
| | Is it possible to check which version of Excel a user's computer will open while in a VB6 application? Some users will be using Excel 2003 and some will be using Excel 2007 and, in theory, a single command button will open one of two excel sheets based on which …  |
| | I have a problem with understanding a deserialization code....Can anyone help with this one: public clsSerial DeserializeFriend() //[U][B]why clsSerial is done here ??[/B][/U] { clsSerial temp = new clsSerial(); try { BinaryFormatter format = new BinaryFormatter(); FileStream myStream = new FileStream(“Test.bin”, FileMode.Open); temp = (clsSerial)format.Deserialize(myStream);// [B][U]and why (clsSerial)is added here[/U][/B] … |
| | how to insert and retrieve a 20mb pdf file from mysql database? |
 | Hi all I have a table that has a datetime column. What I'm trying to do is select the time only like one does when selecting only the day or month from a date column (eg SELECT day(date)) Can anyone tell me how to get this right. Using the following …  |
| | Hi, I have a page where I include another page passed via url Url is something like [B][url]http://www.daniweb.com/newthread.jsp?page=24[/url][/B] and I get the variable as [CODE=JAVA]String thePage = request.getParameter("page") ;[/CODE] Now I want to include it in my page and the code below doesn't work. I have googled and I cannot … |
| | Hi all.... How can I create .exe format in python??????? I mean how to change .py to .exe ???? please reply as fast as possible  |
| | Hi Im rather new to this but I want to ask how to re-define the array argv[] after the program main(int argc, char *argv[]) have been called? example main(int argc, char *argv[]) //assume the program is called by: program //this would give argc=1 and argv[0]= program //but know I want … |
| | Through my knowledge, I know that by declaring a variable as 'const', its stored in read only memory and at the same time I found that a const variable's value can be changed using pointers. How is it possible? |
| | Hello everyone, I've found out that the [I]friend[/I] keyword can be used with a class or a function/method but I'm wondering if it's possible to do something like this : [CODE=C++]class A; class B; class A { private: friend class B void AddEl(void *el); friend class B void RemEl(void *el); …  |
| | I realize that there are plenty of tutorials on how to create a "Custom Win32 Title Bar." The problem is.. none of the tutorials I have found so far.. discusses how a person would be able to "drag" the replaced title bar.. as one would drag the "normal" title bar. … |
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